import router from './router'
import store from './store'
import {
  resetRouter
} from '@/router'
import {
  Message
} from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import {
  getToken
} from '@/utils/auth' // get token from cookie
import getPageTitle from '@/utils/get-page-title'
// user/getInfo
// user/resetToken
NProgress.configure({
  showSpinner: true
}) // NProgress Configuration

const whiteList = ['/login','/editor','/403'] // no redirect whitelist

router.beforeEach(async (to, from, next) => {
  // start progress bar

  NProgress.start()
  console.log(store.getters.addRoutes)



  // set page title
  document.title = getPageTitle(to.meta.title)

  // determine whether the user has logged in
  const hasToken = getToken()
  console.log(hasToken)
  if (hasToken) {
    console.log(from)
    if (from.name == 'login') {
      // resetRouter()
      // // await store.dispatch('permission/generateRoutes')
      // router.options.routes = store.getters.addRoutes
      router.go(0)
      next()
    }
 
    if (to.path === '/login') {
      // if is logged in, redirect to the home page

      next({
        path: '/'
      })
      NProgress.done()
    } else {

      const hasGetUserInfo = store.getters.avatar
      if (store.getters.addRoutes.length === 0) {
        console.log('加载')

        await store.dispatch('permission/generateRoutes')
        next({
          path: to.path
        })
      } else {
        // await store.dispatch('permission/generateRoutes')
        next()
      }
      if (hasGetUserInfo) {

      } else {

        try {
          // get user info
          await store.dispatch('user/getInfo')
          // await store.dispatch('permission/generateRoutes')
          console.log('登录')
          next()
        } catch (error) {
          // remove token and go to login page to re-login
          await store.dispatch('user/resetToken')
          Message.error(error || 'Has Error')
          next()
          NProgress.done()
        }
      }
    }
  } else {
    /* has no token*/
    console.log('没登陆')
    //  router.resetRouter()

    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly

      next()

      console.log('登录')
    } else {
      // other pages that do not have permission to access are redirected to the login page.
      
      next(`/login?redirect=${to.path}`)




      NProgress.done()
    }
  }
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()

})
